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<?php $s = "aaaaabcd"; preg_match('/(a++)b/', $s, $m); print $m[1] . "\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/O97Zb
function name:  (null)
number of ops:  10
compiled vars:  !0 = $s, !1 = $m
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'aaaaabcd'
    4     1        INIT_FCALL                                               'preg_match'
          2        SEND_VAL                                                 '%2F%28a%2B%2B%29b%2F'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    5     6        FETCH_DIM_R                                      ~4      !1, 1
          7        CONCAT                                           ~5      ~4, '%0A'
          8        ECHO                                                     ~5
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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